• Fully powered by solar energy, extremely quiet and water resistant. It's only working at daytime and if there's a shadow cover the solar panel then the solar vent will stop working and will spin again when the sunlight comes back.
• Measuring 8.58" diameter, outer height: 1.3"
• Ventilation fan cut out diameter 4.73~5.12"
• With IN/OFF/OUT switch and comes with intake and exhaust blade can move the air up to 1000 cu.ft. per hour when with sunlight

Shipping Note: Shipping to Alaska, Hawaii, P.O. Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty